DK1713834T3 - Low gel chromium catalysis - Google Patents

Low gel chromium catalysis

Info

Publication number
DK1713834T3
DK1713834T3 DK05749332.2T DK05749332T DK1713834T3 DK 1713834 T3 DK1713834 T3 DK 1713834T3 DK 05749332 T DK05749332 T DK 05749332T DK 1713834 T3 DK1713834 T3 DK 1713834T3
Authority
DK
Denmark
Prior art keywords
low gel
chromium catalysis
catalysis
gel chromium
chromium
Prior art date
Application number
DK05749332.2T
Other languages
Danish (da)
Inventor
Philippe Bodart
Philippe Marechal
Eric Damme
Original Assignee
Total Petrochemicals Res Feluy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34896068&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK1713834(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Total Petrochemicals Res Feluy filed Critical Total Petrochemicals Res Feluy
Application granted granted Critical
Publication of DK1713834T3 publication Critical patent/DK1713834T3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/14—Organic medium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
  • Polymerization Catalysts (AREA)

Abstract

The present invention discloses the use of a chromium-based catalyst system in two serially connected loop reactors for copolymerising ethylene and a comonomer, at reduced productivity, the final polyethylene having a reduced amount of gel.
DK05749332.2T 2004-02-13 2005-02-08 Low gel chromium catalysis DK1713834T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04100587 2004-02-13
PCT/EP2005/050523 WO2005082944A2 (en) 2004-02-13 2005-02-08 Low gel chromium catalysis

Publications (1)

Publication Number Publication Date
DK1713834T3 true DK1713834T3 (en) 2010-07-12

Family

ID=34896068

Family Applications (1)

Application Number Title Priority Date Filing Date
DK05749332.2T DK1713834T3 (en) 2004-02-13 2005-02-08 Low gel chromium catalysis

Country Status (12)

Country Link
US (1) US7745551B2 (en)
EP (1) EP1713834B1 (en)
JP (1) JP5013880B2 (en)
KR (1) KR101149649B1 (en)
CN (1) CN100567328C (en)
AT (1) ATE464324T1 (en)
DE (1) DE602005020582D1 (en)
DK (1) DK1713834T3 (en)
EA (1) EA011510B1 (en)
ES (1) ES2342670T3 (en)
PT (1) PT1713834E (en)
WO (1) WO2005082944A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1840141A1 (en) 2006-03-31 2007-10-03 Total Petrochemicals Research Feluy Process to kill a catalysed olefin polymerization
EP2414406A1 (en) * 2009-04-02 2012-02-08 Total Petrochemicals Research Feluy Method for optimizing energy consumption in an extrusion process
US9376557B2 (en) * 2011-03-04 2016-06-28 Total Research & Technology Feluy Process for preparing polyethylene blend comprising metallocene produced resins and chromium produced resins
US11124586B1 (en) 2020-11-09 2021-09-21 Chevron Phillips Chemical Company Lp Particle size control of metallocene catalyst systems in loop slurry polymerization reactors
CA3204719A1 (en) * 2020-12-08 2022-06-16 Chevron Phillips Chemical Company Lp Particle size control of supported chromium catalysts in loop slurry polymerization reactors
US11801502B2 (en) 2021-09-13 2023-10-31 Chevron Phillips Chemical Company Lp Hydrocyclone modification of catalyst system components for use in olefin polymerization

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917465A (en) * 1956-04-27 1959-12-15 Phillips Petroleum Co Polymerization catalyst feed control
US3293000A (en) * 1962-10-05 1966-12-20 Phillips Petroleum Co Withdrawal of solids from a flowing stream comprising a slurry of same
US4966951A (en) * 1988-09-26 1990-10-30 Phillips Petroleum Company High strength linear, low density polyethylene polymerization process
FI98819C (en) * 1993-03-26 1997-08-25 Borealis Polymers Oy Process for the production of olefin polymers and products made with the process
US6063878A (en) * 1996-09-13 2000-05-16 Fina Research, S.A. Process for the preparation of polyethylene which has a broad molecular weight distribution
EP0905145A1 (en) * 1997-09-27 1999-03-31 Fina Research S.A. Production of polyethylene having improved crack resistance
ATE225810T1 (en) * 1997-09-27 2002-10-15 Atofina Res PRODUCTION OF POLYETHYLENE WITH IMPROVED RESISTANCE TO CRACKING AND/OR IMPACT RESISTANCE
PT1062249E (en) * 1998-03-12 2004-12-31 Bp Chem Int Ltd POLYMERIZATION CATALYSTS
EP1041096A1 (en) * 1999-03-29 2000-10-04 Fina Research S.A. Polymerisation of ethylene
US6916892B2 (en) * 2001-12-03 2005-07-12 Fina Technology, Inc. Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene

Also Published As

Publication number Publication date
EA011510B1 (en) 2009-04-28
PT1713834E (en) 2010-06-18
KR101149649B1 (en) 2012-05-25
EP1713834B1 (en) 2010-04-14
JP5013880B2 (en) 2012-08-29
CN1918184A (en) 2007-02-21
WO2005082944A2 (en) 2005-09-09
US20080255323A1 (en) 2008-10-16
DE602005020582D1 (en) 2010-05-27
EP1713834A2 (en) 2006-10-25
JP2007522306A (en) 2007-08-09
ATE464324T1 (en) 2010-04-15
WO2005082944A9 (en) 2005-12-01
US7745551B2 (en) 2010-06-29
EA200601473A1 (en) 2007-02-27
KR20070004686A (en) 2007-01-09
ES2342670T3 (en) 2010-07-12
WO2005082944A3 (en) 2005-10-27
CN100567328C (en) 2009-12-09

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